APA (7th ed.) Citation

Carlson, G. (1931). Refrigeration and cold storage developments in Norway. [publisher not identified].

Chicago Style (17th ed.) Citation

Carlson, Gudrun. Refrigeration and Cold Storage Developments in Norway. Washington, D.C.: [publisher not identified], 1931.

MLA (9th ed.) Citation

Carlson, Gudrun. Refrigeration and Cold Storage Developments in Norway. [publisher not identified], 1931.

Warning: These citations may not always be 100% accurate.